Suzuki Baleno Manual page 1687

A-1 ECM (PCM) POWER AND GROUND CIRCUIT CHECK (Page 2 of 2)
STEP
1) Using service wire, ground terminal A6 and measure voltage
between terminal A13 (or A26) and ground at ignition switch
ON.
5
Is it 10 – 14V?
Is operating sound of main relay heard in Step 1?
6
1) Check main relay according to procedure in Step 2.
7
Is main relay in good condition?
Fig. for STEP 1
1. Main relay
Fig. for STEP 3
1. "IG" fuse
ELECTRONIC FUEL INJECTION SYSTEM (G13/G16 ENGINE WITHOUT WU TWC) 6E1-23
ACTION
Fig. for STEP 2
YES
Check ground Go to Step 6.
circuits "B" and
"B/Or" for open.
If OK, then substi-
tute a known-good
ECM (PCM) and
recheck.
Go to Step 7. "R" or "R/B" wire
open.
"R" or "R/B" wire Replace main
open. relay.
Fig. for STEP 2
NO